From 20d92310e48978e657316d9451420e4ab9120fc4 Mon Sep 17 00:00:00 2001
From: Tamas Gal <tgal@km3net.de>
Date: Sun, 24 Feb 2019 10:00:39 +0100
Subject: [PATCH] Set time offset to first triggered hit. Closes #5
---
scripts/ztplot.py | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/scripts/ztplot.py b/scripts/ztplot.py
index e0cc126..fdff2e6 100755
--- a/scripts/ztplot.py
+++ b/scripts/ztplot.py
@@ -122,6 +122,9 @@ class ZTPlot(Module):
dus = set(hits.du)
fontsize = 16
+ time_offset = np.min(hits[hits.triggered == True].time)
+ hits.time -= time_offset
+
n_plots = len(dus)
n_cols = int(np.ceil(np.sqrt(n_plots)))
n_rows = int(n_plots / n_cols) + (n_plots % n_cols > 0)
@@ -164,10 +167,11 @@ class ZTPlot(Module):
print
plt.suptitle(
"z-t-Plot for DetID-{0} (t0set: {1}), Run {2}, FrameIndex {3}, "
- "TriggerCounter {4}, Overlays {5}\n{6} UTC".format(
+ "TriggerCounter {4}, Overlays {5}, time offset {6} ns"
+ "\n{7} UTC".format(
event_info.det_id[0], self.t0set, event_info.run_id[0],
event_info.frame_index[0], event_info.trigger_counter[0],
- event_info.overlays[0],
+ event_info.overlays[0], time_offset,
datetime.utcfromtimestamp(event_info.utc_seconds)),
fontsize=fontsize,
y=1.05)
--
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